﻿using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RxxAdmin.Common
{
    public sealed class SeedDataHostedService : IHostedService
    {
        private readonly MyContext _myContext;
        private readonly string _webRootPath;
        private readonly ILogger<SeedDataHostedService> _logger;

        public SeedDataHostedService(
            MyContext myContext,
            IWebHostEnvironment webHostEnvironment,
            ILogger<SeedDataHostedService> logger)
        {
            _myContext = myContext;
            _webRootPath = webHostEnvironment.WebRootPath;
            _logger = logger;
        }
        public async Task StartAsync(CancellationToken cancellationToken)
        {
            _logger.LogInformation("Start Initialization Db Seed Service!");
            await DoWork();
        }
        private async Task DoWork()
        {
            try
            {
                await DBSeed.SeedAsync(_myContext, _webRootPath);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Error occured seeding the Database.");
                throw;
            }
        }
        public Task StopAsync(CancellationToken cancellationToken)
        {
            _logger.LogInformation("Stop Initialization Db Seed Service!");
            return Task.CompletedTask;
        }
    }

}
